Biology Section i- (Botany) – Important Questions Bank for Kerala Board HSE 2016 Examination

Biology – Important Questions Bank for Kerala Board HSE 2016 Examination

(Section I Botany)

We had mentioned some tips for cracking the HSE Kerala Board exam here: HSC Study Tips to Crack HSC Exams.

We had also shared Important Questions Bank for HSC Examination 2016 and students have really appreciated it and showered us with love last year.

Today, we are posting the Biology – Important Questions Bank for Kerala Board HSE 2016 Examination to make life easy for all you HSE students.

Without making you wait any further, please find the questions below:

1. Polymer Chain Reaction helps in ………..

(A) DNA synthesis     (B) DNA amplification     (C) Protein synthesis    (D) Amino acid synthesis

2. Name a unicellular fungus which reproduces asexually by producing small buds.

Ans. Yeast 

3. Which of the following animal is not a hermaphrodite?

(A) Tapeworm      (B) Leech     (C) Earthworm      (D) Cockroach

4. Botany teacher brought a diseased plant m the classroom. Manoj identified the pathogen as a virus. Can you list any two symptoms of diseases, that · helped him to identify the pathogen?

5. Analyze the given statements and correct them with respect underlined words.

a) Respiration is an anabolic pathway.    b) The site of perception of light by a plant for a photo periodic response is a flower.

6. ‘Double fertilization is an event unique to angiosperms’.

a) Mention the two fusions in this events    b) Narne the products obtained as a result of these fusions.

7. Decomposition is the breakdown of complex organic matter into simple inorganic substances. Which are the important steps in the process of decomposition.

8. Plants, bacteria, fungi and animals whose genes have been altered by manipulation are called Genetically Modified Organisms. Write any four uses of GMO.

9. (A) A novel strategy was adopted to prevent the infection of nematode worms in tobacco plants. It is known as RNA interference. How does this strategy operate in tobacco plants?


(B.) The main challenge for the production of insulin using  rDNA technique was getting insulin assembled into a mature form. How did Eli Lilly company overcome this challenge.

10. ‘Unlike water, all minerals cannot be passively absorbed by roots’. Write any two reasons to justify the above statement.

11. Proteins m the membrane are . responsible for facilitated diffusion and active transport and hence both show common characteristics. ·List any two such characteristics.

12. Adaptation is any attribute of the organism that enables the organism to survive and reproduce in its habitat. Write any two morphological adaptations shown by desert plants

13. A diagrammatic representation of the mature embryo sac is given below. Copy the diagram in your answer sheet and label the parts noted as A, B, C and D


A = Antipodals  B = Secondary nucleus / Polar nuclei  C = Egg  D = Synergid

14. A simplified model of phosphorus cycling in a terrestrial ecosystem is given below. Fill up the blank columns of this flow chart.


A = Producers  B = Consumers C = Detritus  D = Soil solution

15. Mutualism is the interaction which confers benefits on both the interacting species. Write two examples for mutualism among organisms.

16.(A).Which cell division results in the production of megaspores from Megaspore Mother Cell?

( B). Write down the major difference between microsporogenesis and megasporogenesis in flowering plants.

17.(A).Which of the following is a suitable example for semi dwarf variety of wheat.

(A) IR-8      (B) Ratna        (C) Sonalika        (D)Taichung Native I

( b.) What is bio fortification? Suggest any two objectives of bio fortification.

18 ( .A.)The following are the major steps of Recombination DNA technology. Arrange them in correct sequential order

1. Obtaining the foreign gene product

2. Amplification of gene of interest using PCR

3. Downstream processing

4. Cutting of DNA at specific locations

5. Insertion of recombinant DNA into the host cell/organism.

6. Isolation of genetic material


(B) Genetic Engineering can be accomplished only if we have some key tools. Restriction Endonuclease is such a tool. Suggest the method of naming of Restriction Endonucleases with reference to EcoRI.

19.(A).Which of the following is a greenhouse gas?

(A) Carbon monoxide       (B) Carbon dioxide       (C) Nitrogen       (D) Ozone

(B). Increase in the level of greenhouse gases has led to considerable heating of earth leading to global warming. How can we control global warming?

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