Hello, here I am providing you the sample paper of the Karnataka CET exam as under:

1. Assimilatory power is
1) NADPH2
2) ATP
3) ATP and NADPH2
4) FADH2

Ans: (3) ATP & NADPH2
Formed during light reaction

2. ECORI cleaves the DNA strands to produce
1) Blunt ends
2) Sticky ends
3) Satellite ends
4) Ori replication end

Ans: (2) Sticky ends
Recognition site of ECOR, is GAATTC CTTAAG

3. Read the statements (A) and (B) and identify the correct choice from those given:
Statement (A): Women are at the peak of conception on the 14th day of ovulation.
Statement (B): Vasectomy is the method normally employed to avoid conception in females.

1) Statement (A) is wrong, (B) is right
2) Statement (A) is right, (B) is wrong
3) Both the statements are right
4) Bo the statements are wrong

Ans: (2)

4. The sequence of nitrogenous bases in one strand of DNA are 3’ TAC GCG ACG 5’. The complementary DNA strand should have

1) 5’ AUG CGC TGC 3’
2) 3’ ATG CGC TGC 5’
3) 5’ UAC GCG ACG 3’
4) 5’ ATG CGC TGC 3’

Ans: (4) 5’ ATG CGC TGC 3’

5. Which one of the following statement is correct regarding spinal cord?
1) It is composed of outer grey matter and inner white matter
2) It is composed of outer white matter and inner grey matter
3) It is composed of outer grey matter and inner colourless matter
4) It is composed of grey matter only

Ans: (2) It is composed of outer white matter and inner grey matter

7. Which taxonomic term may be suggested for any rank in the classification?
1) Class
2) Order
3) Species
4) Taxon

Ans: (4) Taxon

8. In one of the techniques of recombinant insulin production the genes for α and β polypeptides were inserted into the plasmid by the side of
1) Antibiotic resistance gene
2) Lac z promoter gene
3) β galactosidase gene
4) Ori

Ans: (2) Lac z promoter gene

9. Which one does not belong to monera?
1) Slime moulds
2) Mycoplasma
3) Eubacteria
4) Archaebacteria

Ans: (1) Slime moulds
It is a member of protista

11. Which of the following tissue is not a component of a complex tissues?
1) Parenchyma
2) Collenchyma
3) Sclerenchyma
4) Tracheids

Ans: (2)

12. Mosses and ferns are
1) Thallophytes of plant kingdom
2) Angiosperms of plant kingdom
3) Gymnosperms of plant kingdom
4) Amphibians of plant kingdom

Ans: (1) Thallophytes of plant kingdom
Moss is Bryophyte
Ferm is Pteridophyte

13. Plasmodermata is usually observed between
1) Sieve tubes and Bast fibre
2) Trachea and Phloem fibres
3) Xylem parenchyma and xylem fibres
4) Sieve tubes and companion cells

Ans: (4) Sieve tubes and companion cells

14. The embryo sac of an angiosperm is made up of
1) 8 cells
2) 7 cells and 8 nuclei
3) 8 nuclei
4) 8 cells and 7 nuclei

Ans: (2) 7 cells and 8 nuclei

15. Cork Cambium of dicot stem originates from
1) Dedifferentiated parenchyma cells of cortex
2) Dedifferentiated collenchyma cells of cortex
3) Parenchyma cells of medullary ray
4) Parenchyma cells of pericycle

Ans: (2) Dedifferentiated collenchyma cells of cortex

17. The opening and closing of stomata are controlled by the activity of
1) Guard cells
2) Epidermal cells
3) Mesophyll cells
4) Lenticels

Ans: (1) Guard cells
Both K+ pump theory and starch hydrolysis theory explain the stomatal movement.

18. In which of these following phyla given as the adult shows radial symmetry, the larva shows bilateral symmetry?
1) Annelids
2) Arthropods
3) Molluscs
4) Echinodermata

Ans: (4) Echinodermata
(1), (2) and (3) have bilaterally symmetrical adults.

19. A thin film of water covering the soil particles and held strongly by attractive forces is called

1) Run away
2) Hygroscopic
3) Gravitational
4) Capillary

Ans: (2) Hygroscopic
It is not available for absorption