Biology Practice Question and Answer
8 Q: Controlling mosquito using chemical substances is called?
1247 0603635939792c13b2854d77a
603635939792c13b2854d77a- 1Bio-controlfalse
- 2Chemical Controltrue
- 3bothfalse
- 4None of thesefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Chemical Control"
Q: Which of the following does NOT belong to Arthropoda group of animal kingdom?
1247 06419714dfb0ff69a8ee7f4cf
6419714dfb0ff69a8ee7f4cf- 1Butterflyfalse
- 2Cockroachfalse
- 3Octopustrue
- 4Spiderfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Octopus "
Q: Which of the following enzymes is found in saliva of human body which breaks down starch into simple sugar?
1246 0641975a167ad957a978915b3
641975a167ad957a978915b3- 1Amylasetrue
- 2Trypsinfalse
- 3Pepsinfalse
- 4Reninfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Amylase "
Q: Where does the mouth lead into the alimentary canal?
1244 063c7b828f3a01033444ec47e
63c7b828f3a01033444ec47e- 1Pharynxfalse
- 2Larynxfalse
- 3Oral cavitytrue
- 4Tonguefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Oral cavity"
Q: The epithelial tissue covers:
1242 063cf8d7d0d9e560db8e5603f
63cf8d7d0d9e560db8e5603f- 1External surface of human bodyfalse
- 2Internal surface of blood vesselsfalse
- 3Luminal surface of visceral organstrue
- 4All of thesefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Luminal surface of visceral organs"
Q: Which of the following is a correct match?
1231 063cfc2cb0d9e560db8e69d3f
63cfc2cb0d9e560db8e69d3f- 1Down's syndrome - 21st chromosometrue
- 2Sickle-cell anaemia - X-chromosomefalse
- 3Haemophilia - Y- chromosomefalse
- 4Parkinson's - X and Y-chromosomefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Down's syndrome - 21st chromosome "
Q: Which of the following can degrade detritus into simpler inorganic substances?
1218 064b5267c36fc1bf576512523
64b5267c36fc1bf576512523- 1Algaefalse
- 2Phytoplanktonfalse
- 3Fungal enzymestrue
- 4Lichensfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Fungal enzymes"
Explanation :
1. Fungal enzymes decompose simple inorganic substances.
2. Fungi are a type of microorganisms that decompose organic matter.
3. Enzymes break down organic matter into smaller molecules, which can then be used by the body of the fungus.
Q: Which is the smallest bone in the human body?
1215 064b1793ce154aff533669d03
64b1793ce154aff533669d03- 1Stapestrue
- 2Phalangesfalse
- 3Humerusfalse
- 4Pelvisfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Stapes"
Explanation :
1. The smallest bone in the human body is the stapes.
2. This bone is located in the middle ear.
3. The length of the stapes is about 3 millimeters.