Chapter Exam

Unit 8: Applied Biology — Online MCQ Test

Q: Which of the following is a common technique used to separate sperm with X and Y chromosomes in animal breeding programmes?

Answer: A. Sex sorting by flow cytometry — Flow cytometry can distinguish sperm based on DNA content, allowing sex sorting. It is used in selective breeding to obtain offspring of desired sex.

Q: Honey is mainly collected from which part of the bee hive?

Answer: B. Storage cells of honeycomb — Worker bees store processed nectar in the storage cells of the honeycomb. This nectar is converted into honey.

Q: Which of the following is NOT a method used in animal breeding?

Answer: D. Polymerase chain reaction — PCR is a molecular biology technique used to amplify DNA, not a breeding method. The other options are all animal breeding methods.

Q: Which of the following pairs is correctly matched?

Answer: C. Pisciculture — breeding and rearing of fish — Pisciculture refers to the breeding and rearing of fish under controlled conditions. The other pairs are incorrectly matched.

Q: Which of the following is the most appropriate sequence in silkworm rearing for silk production?

Answer: B. Egg → larva → cocoon → pupa — Silkworms hatch from eggs into larvae, and the larva spins a cocoon before pupation. The cocoon is the commercial source of silk.

ZOOLOGY · CLASS 12 INTERMEDIATE 2 YEAR · Telangana State Board

Practice Unit 8: Applied Biology with a free chapter-wise online MCQ test for Telangana State Board CLASS 12 INTERMEDIATE 2 YEAR ZOOLOGY. This chapter covers: The final chapter examines biomedical techniques animal breeding apiculture sericulture pisciculture stem cell technology recombinant DNA applications and diagnostic tools.. AI-generated questions from basic to board-exam level, with instant results and explanations.

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Unit 8: Applied Biology — Important Questions & Answers (FAQ)

Frequently asked questions from Telangana State Board CLASS 12 INTERMEDIATE 2 YEAR ZOOLOGY — Unit 8: Applied Biology, with answers and explanations. These are sample questions; the exam has its own separate question set.

Which of the following is a common technique used to separate sperm with X and Y chromosomes in animal breeding programmes?

A. Sex sorting by flow cytometry ✓
B. Artificial insemination
C. Embryo transfer
D. In vitro fertilization

Answer: A. Sex sorting by flow cytometry
Flow cytometry can distinguish sperm based on DNA content, allowing sex sorting. It is used in selective breeding to obtain offspring of desired sex.

Honey is mainly collected from which part of the bee hive?

A. Brood cells
B. Storage cells of honeycomb ✓
C. Queen cell
D. Wax glands

Answer: B. Storage cells of honeycomb
Worker bees store processed nectar in the storage cells of the honeycomb. This nectar is converted into honey.

Which of the following is NOT a method used in animal breeding?

A. Selective breeding
B. Inbreeding
C. Cross breeding
D. Polymerase chain reaction ✓

Answer: D. Polymerase chain reaction
PCR is a molecular biology technique used to amplify DNA, not a breeding method. The other options are all animal breeding methods.

Which of the following pairs is correctly matched?

A. Sericulture — rearing of bees
B. Apiculture — rearing of silkworms
C. Pisciculture — breeding and rearing of fish ✓
D. Animal husbandry — cultivation of crops

Answer: C. Pisciculture — breeding and rearing of fish
Pisciculture refers to the breeding and rearing of fish under controlled conditions. The other pairs are incorrectly matched.

Which of the following is the most appropriate sequence in silkworm rearing for silk production?

A. Egg → pupa → larva → cocoon
B. Egg → larva → cocoon → pupa ✓
C. Larva → egg → pupa → cocoon
D. Pupa → larva → egg → cocoon

Answer: B. Egg → larva → cocoon → pupa
Silkworms hatch from eggs into larvae, and the larva spins a cocoon before pupation. The cocoon is the commercial source of silk.

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