Biology Questions Practice Question and Answer
8Q: Pollination is best defined as to 1658 05c497ab585451c5d3308c05a
5c497ab585451c5d3308c05a- 1transfer of pollen from another to stigmatrue
- 2germination of pollen grainsfalse
- 3growth of pollen tube in ovulefalse
- 4visiting flowers by insectsfalse
- 5transfer of pollen from another to stigmatrue
- 6germination of pollen grainsfalse
- 7growth of pollen tube in ovulefalse
- 8visiting flowers by insectsfalse
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Answer : 1. "transfer of pollen from another to stigma" 5. "transfer of pollen from another to stigma"
Q: Which of the following options is correct regarding sexually transmitted disease (STD)?
Statement A: Sexually transmitted diseases (STD) are infections transmitted from an infected person to an uninfected person through sexual contact.
Statement B: HIV, HPV and Hepatitis B virus is responsible for STD.
1656 064c38fdb9e9013486a7a0b78
64c38fdb9e9013486a7a0b78Statement B: HIV, HPV and Hepatitis B virus is responsible for STD.
- 1Both Statements A and B incorrectfalse
- 2Only Statement B is correctfalse
- 3Both Statements A and B correcttrue
- 4Only Statement A is correctfalse
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Answer : 3. "Both Statements A and B correct"
Explanation :
This is a correct statement regarding sexually transmitted diseases (STD).
Statement A: Sexually transmitted diseases (STD) are infections transmitted from an infected person to an uninfected person through sexual contact.
Statement B: HIV, HPV and Hepatitis B virus is responsible for STD.
Q: What is a single celled organism called 1654 05b5cc604e4d2b4197774b4a8
5b5cc604e4d2b4197774b4a8- 1protoctistsfalse
- 2chromosomesfalse
- 3unicellulartrue
- 4bicellularfalse
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Answer : 3. "unicellular"
Explanation :
Answer: C) unicellular Explanation: An organism is a living thing, and there are two broad categories of organisms: those made up of only a single cell, and those made up of multiple cells. Single-celled organisms means which contains only one cell are called unicellular organisms. 'Uni-' means 'one,' so the name 'unicellular' literally means 'one cell.' Examples of Unicellular or Single celled organisms :: Prokaryotic organisms like Bacteria,... Some algae like green algae, euglena,...
Q: Which of the following is not a simple permanent tissue?
1648 05f869cb5b7ad805e26c0cecc
5f869cb5b7ad805e26c0cecc- 1Collenchymafalse
- 2Xylemtrue
- 3Cambiumfalse
- 4Top meristemfalse
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Answer : 2. "Xylem"
Q: What is the unit of Nervous system?
1648 05f6c2ec6f9079a64e3b6302f
5f6c2ec6f9079a64e3b6302f- 1Brainfalse
- 2Spinal Cordfalse
- 3Nervesfalse
- 4Neurontrue
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Answer : 4. "Neuron "
Q: The endoplasmic reticulum was discovered?
1620 05ee83caca08a50198d8d021d
5ee83caca08a50198d8d021d- 1Portertrue
- 2Darwinfalse
- 3Huxleyfalse
- 4Purkinjefalse
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Answer : 1. "Porter"
Q: Which of the following is correct about cold-blooded animals?
1607 06152af9e6689780f85cb5c09
6152af9e6689780f85cb5c09- 1Their body temperature remains constant all the timefalse
- 2They kill all the animalsfalse
- 3Their blood remains cold all the timefalse
- 4Their body temperature changes in accordance with the atmospheretrue
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Answer : 4. "Their body temperature changes in accordance with the atmosphere "
Q: Photosynthesis generally takes place in which parts of the plant? 1602 05c497b5485451c5d3308c06d
5c497b5485451c5d3308c06d- 1Leaf and other chloroplast bearing partstrue
- 2stem and leaffalse
- 3Roots and chloroplast bearing partsfalse
- 4Bark and leaffalse
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