NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Biology: Questions 613 - 618 of 4199

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Question 613

Question MCQ▾

PCR (Polymerase Chain Reaction) method is useful for

Choices

Choice (4)Response

a.

Hybridoma production.

b.

Amplification of DNA for forming billions of copies of itself.

c.

Monoclonal antibody production.

d.

Question does not provide sufficient data or is vague

Edit

Question 614

Question MCQ▾

Which was the first photosynthetic organism?

Choices

Choice (4)Response

a.

Red algae

b.

Brown algae

c.

Green algae

d.

Cyanobacteria

Edit

Question 615

Question MCQ▾

Leguminous plants possess

Choices

Choice (4)Response

a.

napiform roots

b.

nodulated roots

c.

tuberous roots

d.

fusiform roots

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Question 616

Question MCQ▾

From single ear of corn, a farmer planted 200 kernels which produced 140 tall and 40 dwarf plants. The genotype of these offsprings are most likely

Choices

Choice (4)Response

a.

TT and tts

b.

TT, Tt and tt

c.

Tt and tt

d.

TT and Tt

Edit

Question 617

Question MCQ▾

Azotobacter and Clostridium are nitrogen fixing bacteria and found in

Choices

Choice (4)Response

a.

Nodulated roots

b.

Leaves of certain plant

c.

Free in soil

d.

All of the above

Edit

Question 618

Question MCQ▾

Many cells function properly and divide mitotically even though they do not have

Choices

Choice (4)Response

a.

cytoskeleton

b.

mitochondria

c.

plastid

d.

plasma membrane

Edit