Sample Paper ICSE Class 10 Biology Set H

Sample Papers

Students can refer to the following Sample Paper ICSE Class 10 Biology Set H with Answers provided below based on the latest syllabus and examination guidelines issued for ICSE Biology. All specimen papers have been prepared covering all chapters given in ICSE Biology book for Class 10. You should also refer to ICSE Class 10 Biology Solutions.

Sample Paper ICSE Class 10 Biology Set H with Answers

Subject: Biology

Answers to this Paper must be written on the paper provided separately.
You will not be allowed to write during the first 15 minutes.
This time is to be spent in reading the question paper.
The time given at the head of this Paper is the time allowed for writing the answers.

Attempt all questions from Section I and any four questions from Section II.
The intended marks for questions or parts of questions are given in brackets [ ].
This paper consist of 7 questions on 12 pages.

Sample Paper ICSE Class 10 Biology Set H
SECTION I (40 Marks)
Attempt all questions from this section.

Question 1
a) Name the following: [5]
(i) Origin of new species by gradual modification.
(ii) Chromosomes that bear genes for all body characters other than for sex determination.
(iii) Plant hormone which stimulates growth by cell division.
(iv) Soluble protein in blood plasma that helps in blood clotting.
(v) Tuft of capillaries located within the Bowman’s capsule.

b) State whether the following statements are True or False. [5]
If False, rewrite the correct statement by changing the underlined word(s).
(i) Urea is an organic constituent of urine.
(ii) Corpus luteum connects the two cerebral hemispheres.
(iii) Presbyopia is corrected by convex lens.
(iv) Theory of inheritance of acquired characters was proposed by Charles Darwin.
(v) Endometrium is the membranous covering of the heart.

c) Write the location of the following part: [5]
(i) Mitral valve
(ii) Loop of Henle
(iii) Cerebellum
(iv) Conjunctiva
(v) Uterus

d) Differentiate between the following on the basis of instructions given in the brackets:[5]
(i) Clinostat and Ganong’s Potometer (use)
(ii) Homo erectus and Homo habilis (Cranial capacity)
(iii) Thigmotropism and Hydrotropism (Meaning)
(iv) Stroma and Thyllakoid (Phase of photosynthesis)
(v) Chordae tendinae and Suspensory ligament (function)

e) Given below are five sets, with four terms each. In each set, one term is odd and cannot be grouped into the category to which the other three belong. Identify the odd one in each set and name the category to which the remaining three belong.
(i) Adenine, Thymine, Histamine, Guanine
(ii) Nerium, Banyan, Cactus, Elodea
(iii) Cerebrum, Hypothalamus, Medulla oblongata, Thalamus
(iv) Choroid, Amnion, Iris, Sclera
(v) Simple goitre, Cretinism, Acromegaly, Myxoedma

f) Select the correct answer out of the four available choices. [5]
(i) The diagram represents some human organs and their blood vessels. Which blood vessel will have maximum concentration of urea after a protein rich meal?

Sample Paper ICSE Class 10 Biology Set H

(ii) In case of peppered moth (Biston betularia) the black coloured form became dominant over the light coloured form in England during industrial revolution. This is an example of:
A Inheritance of darker colour character acquired due to the darker Environment.
B Protective mimicry.
C Appearance of the darker coloured individuals due to very poor sunlight
D Natural selection whereby the darker forms were selected.

(iii) Root pressure is maximum when:
A Transpiration is high and absorption is very low.
B Transpiration is very low and absorption is high
C Transpiration is very high and absorption is high
D Transpiration and absorption both are low

(iv) Stomata of a plant open due to
A Influx of potassium ions
B Influx of hydrogen ions
C Efflux of potassium ions
D Efflux of calcium ions

Sample Paper ICSE Class 10 Biology Set H

g) Mention the function of the following. [5]
(i) Ovary
(ii) Leydig cells
(iii) Glucagon
(iv) Eustachian tube
(v) Meninges

h) Given below are five sets of terms. In each case, arrange and rewrite each set of terms in a logical sequence.[5]
(i) Cortical cells, Root hair, Soil water, Endodermis, Xylem.
(ii) Karyokniesis, S-phase, Cytokinesis, G1 phase, G2 phase.
(iii) Motor neuron, Receptor, Sensory Neuron, Effector, Association neuron.
(iv) Ovum, Graafianfollicle, Uterus, Ostium, Fallopian tube.
(v) Cochlea, Tympanum, Pinna, Auditory canal, Ear ossicles.

Sample Paper ICSE Class 10 Biology Set H
Section II (40 Marks)
Attempt any four questions from this Section

Question 2
a) Explain the terms [5]
  (i) Guttation
  (ii) Natality
  (iii) Noise pollution
  (iv) Gene
  (v) Photophosphorylation

b) Given below is a stage of mitosis observed in an animal cell. Observe the diagram and answer the questions that follow.[5]

Sample Paper ICSE Class 10 Biology Set H

   (i) State the characteristic of the given stage of mitosis.
   (ii) Draw a neat and labelled diagram of the previous phase.
   (iii) Where does this type of cell division occur in plants?
   (iv) How many daughter cells are produces after mitotic cell division?
   (v) Explain cytokinesis in animal cell.
   (vi) Mention two functions of the centromere.

Question 3
a) Given below is the cross section of an artery. Observe the diagram and answer the questions that follow.[5]

Sample Paper ICSE Class 10 Biology Set H

   (i) Why does the blood in an artery flow in spurts?
   (ii) Name the parts A, B and C.
   (iii) State two structural features of the blood vessel.
   (iv) What is a pulse?
   (v) Define Hypertension.
   (vi) What is the function of coronary artery?

b) Observe the diagram of the urinary system and answer the questions that follow.[5]

Sample Paper ICSE Class 10 Biology Set H

    (i) Why is the right kidney slightly lower than the left kidney?
    (ii) State two functions of kidney.
    (iii) Which type of blood is carried by blood vessels X?
    (iv) Mention the function of the part labelled Y.
    (v) How does ADH control concentration of urine?
    (vi) Explain the term ‘Uremia’.

Question 4
a) In a homozygous pea plant, green pod colour is dominant over yellow pod colour.[5]
   (i) What are the phenotype and the phenotype ratio of the offspring in F2 generation?
   (ii) Explain the law of segregation of gametes.
   (iii) Why did Gregor Mendel select pea plant for his experiments on Inheritance?
   (iv) Is the above cross a Monohybrid cross or a Dihybrid cross? Give a Reason for your answer.
   (v) State the genotype of the F1 generation.
   (vi) Define the term Allele.

b) Give scientific reasons [5]
    (i) Abscisic acid is referred as a stress hormone.
    (ii) Gametes have haploid number of chromosomes.
    (iii) Balsam plants wilt during midday, even if the soil is well watered.
    (iv) Walls of ventricles are thicker than atrium.
    (v) Use of CFC is banned in many countries.

Question 5
a) In an experiment the apex of the right hand plant was  treated from the seedling stage, at regular interval with a plant hormone. The left plant was an untreated control. The picture given below represents the results after the experiment. Plant: White cabbage (Brassica oleracea var. capitata)

Sample Paper ICSE Class 10 Biology Set H

   (i) Which plant hormone was used in the experiment?
   (ii) What was the effect of the plant hormone on the white cabbage?
   (iii) What is the site of synthesis of the mentioned plant hormone in higher plants
   (iv) Define Parthenocarpy.
   (v) Why is this plant hormone commonly used in brewing industry?
   (vi) Why are synthetically prepared plant hormone mentioned in (i) above used on fruits.

b) Given below is the diagram of the human male reproductive system. Observe the given diagram and answer the questions that follow.

Sample Paper ICSE Class 10 Biology Set H

   (i) Where are sperms produced in the testis?
   (ii) Choose the correct option.

Sample Paper ICSE Class 10 Biology Set H

   (iii) What is the function of seminal vesicle?
   (iv) State the location of prostate gland.
   (v) Why are millions sperms released in a single ejaculation?
   (vi) Name the site of sperm maturation.
   (vii) Give the technical term for surgical cutting and ligation of sperm.

Question 6
a) Given below is an experiment set up used to study a process. Observe the set up and answer the questions that follow[5]

Sample Paper ICSE Class 10 Biology Set H

   (i) Define the process.
   (ii) Mention the observation that occurred after a few hours.
   (iii) Suggest a suitable control for the experiment.
   (iv) If the setup is compared with a root hair cell, what would the following represent
        a) Cellophane paper
        b) Sugar solution
    (v) Draw a neat labelled diagram of a root hair cell if excess chemical fertilizers are added to the soil.
    (vi) How are mineral ions absorbed by the root hair cell?

b) Answer the following questions. [5]
   (i) Differentiate between: Australopithecus and Cro-magnon (Face and Eyebrow ridges)
   (ii) Mention any four characteristics of Neanderthal man.
   (iii) Write characteristics of Apes on the basis of:
         1) Dental arch
         2) Simian gap
    (iv) What is the aim of Swachh Bharat Abhiyan?

Question 7
a) The diagrams given below show four experiments used to investigate the conditions needed for a process in plants. Four well watered destarched green plants were placed in glass bell jars, which were sealed onto greased glass plates. The soil in each pot was covered with a polythene sheet. Each apparatus was then subjected to different environmental conditions. Observe the diagram and answer the questions that follow.[5]
    (i) Name the physiological process studied in the experiment.
    (ii) Write a balance chemical equation to explain the physiological Process.
    (iii) Which set up would show the increase in-biomass?
    (iv) Name the chemical that absorbs carbon dioxide.
    (v) What would be you observation if the leaves from each set up were tested for the presence of starch?
    (vi) Which chemical is used to detect the presence of starch?
    (vii) What is meant by destarched plant?

Sample Paper ICSE Class 10 Biology Set H

b) With reference to the endocrine glands in the human body answer the following questions:[5]
(i) Draw an outline of the human body and mark the location of:
   1) Pancreas
   2) Thyroid gland
   3) Pituitary gland

(ii) State one function of:
   1) Thyroxine
   2) Adrenaline
(iii) Write the complete form of:
  1) ACTH
  2) TSH
  3) HGH

(iv) State the cause of:
  1) Adrenal virilism
  2) Diabetes mellitus