BOTANY MODEL QUESTIONS PAPERS FOR NEET AND EAMCET 4

                               

BOTANY MODEL QUESTIONS PAPERS FOR NEET AND EAMCET

1. Chlorine deficiency leads to

a. Bronzing in legume
b. Mouse-ear in pecan
c. Whiptail in cauliflower
d. Dieback in citrus

ans. a

2. Which f the following statements truly justifies osmosis through a selectively permeable membrane?

a. Movement of solvent from a region of higher solvent concentration to a region of lower solvent concentration
b. Movement of solvent from a region of lower solvent concentration to a region of higher solvent concentration
c. Movement of solvent from a region of higher solute concentration to a region of lower water concentration
d. Movement of solvent from a region of lower water potential to a region of higher water potential

ans. a

3. Which of the following statements is true?

a. Iron is a constituent of cytochrome and chlorophyll
b  Iron is a constituent of cytochrome but not chlorophyll
c. Magnesium is a constituent of cytochrome and chlorophyll
d. Magnesium is a constituent of cytochrome but not chlorophyll

ans. b

4. Assertion (A): Excess of Manganese induces a deficiency of Iron, Magnesium, and Calcium
    Reason (R) Manganese competes with an uptake of calcium and translocation of Iron and Magnesium

a. Both A and R are true
b. A is true but R is false
c. A is false but R is true
d. Both A and R are false

and. b

5. An example of Transferase class of enzymes is

a. Glutamine synthetase
b. Phosphokinase
c. Fructose-1,6- bis phosphatase
d. Argino succinase

ans. b

6. The co-factor that can form coordination bonds with the side chain of enzyme active size and also coordinate bonds with the substrate is

a. Prosthetic group
b. coenzyme
c. metal ions
d. All the above

ans.c

7. T.W. Engelmann in his experiment on the action spectrum of photosynthesis used a green alga

a. Chlorella
b. Chlamydononas
c. Spirogyra
d. Cladophora

ans. d

8. The utilization of ATPs and NADPHs for every cycle of Calvin is

a. 18 ATP and 12 NADPH
b. 3 ATP and 2 NADPH
c. 2 ATP and 3 NADPH
d. 12 ATP and 12 NADPH

ans. b

9. The third oxidation in Kreb's cycle employs the enzyme

a. Iso citric dehydrogenase
b. α - keto glutaric acid and dehydrogenase
c. Succinic dehydrogenase
d. Malic dehydrogenase
ans. c

10. Auxins were first isolated from

a. Human urine
b. Canary grass
c. Oat coleoptiles
d. Coconut endosperm

ans. a

ENGLISH MODEL QUESTION PAPER 2

Directions(1-5): There is a blank in each of the five sentences. Fill in the blank with a suitable idiom and phrasal verb choosing from the options given below each question.

1. Madhu does watch movies on TV but does go to the theatre..... to see Telugu movies

a. once in a blue moon
b. once in a donkeys year
c. once upon a time

d. once in four years
e. once in five years

ans. a

2. The old man ...... in hospital yesterday after a brief illness

a. kicked the ball
b. footed the bill
c. kicked the bucket
d. kicked up a row
e. kicked off

ans. c

3. As Mohan is very kind and he helps one and all his friends often call him........

a. a miser
b. a smart Alec
c. a good Samaritan 

d. a man Friday
e. a man of few words.

ans. c

4. Maintaining the big and pristine mansion has become ... for Raju

a. a dark horse
b. a white elephant
c. a black sheep
d. a lame duck
e. a sitting duck

ans. b

5. When I found a costly mobile one the road, I immediately rushed to a nearby police station to ..... the item to them.

a. turn in
b. turn off
c. turn down
d. turn up
e. turn around

ans. a

Directions (6-7): Rearrange the following sentences A, B, C, D, E In the proper order to make them a meaningful paragraph and then answer the questions below them.

A) The people there were called the Greeks
B) The typical character of Greek civilization is due to the geographic conditions prevailing there.
C) The name Greece comes from one of the islands to the south-east of Europe known as ' Graecia'
D) Greeks, therefore, became good navigators.
E) The north is bordered by mountain ranges while the remaining sides of Greece are enclosed by the Mediterranean Sea.

6. Which of the following should be the THIRD sentence after the rearrangement?
a) A
b) B
c) C
d) D
e) E

ans. b

7. Which of the following should be the FOURTH sentence after the rearrangement?
a) B
b) E
c) A
d) D
e) C

ans. c