Biology Questions Practice Question and Answer
8Q: Movement of cell against concentration gradient is the called 1275 05c497b21508f62543faa5956
5c497b21508f62543faa5956- 1osmoisifalse
- 2active transporttrue
- 3diffusionfalse
- 4passive transportfalse
- 5osmoisifalse
- 6active transporttrue
- 7diffusionfalse
- 8passive transportfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "active transport" 6. "active transport"
Q: Most fish do not sink in water because of the presence of swim bladder air bladder air sacs 2081 05c497bb985451c5d3308c072
5c497bb985451c5d3308c072- 1I and II are correcttrue
- 2II and III are correctfalse
- 3III and IV are correctfalse
- 4I, II, III and IV are correctfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "I and II are correct"
Q: Gir, Sahiwal and Lal Singhi are its different breeds?
2129 05ee8381fa08a50198d8cf998
5ee8381fa08a50198d8cf998- 1cowtrue
- 2Sheepfalse
- 3Goatfalse
- 4Buffalofalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "cow"
Explanation :
The different breeds mentioned—Gir, Sahiwal, and Lal Singhi—are associated with:
(A) Cow
Explanation:
Gir, Sahiwal, and Lal Singhi are breeds of cows (cattle). These breeds are known for their distinct characteristics, including milk production, adaptability to specific environments, and other traits that make them well-suited for various agricultural purposes. Therefore, the correct answer is (A) Cow.
Q: Which of the following is true of kinetochores? 3667 05b5cc5ffe4d2b4197774b3f4
5b5cc5ffe4d2b4197774b3f4- 1They are the primary centrosome structures that maintain the attachment of the sister chromatids prior to mitosis.false
- 2They are the sites at which microtubules attach to chromosomes.true
- 3They are located at the center of the centrosome and organize tubulin into spindle fibers.false
- 4They cross at the cell's equator and move against each other, causing the cell to elongate.false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "They are the sites at which microtubules attach to chromosomes."
Explanation :
Answer: B) They are the sites at which microtubules attach to chromosomes. Explanation: They are the sites at which microtubules attach to chromosomes.
Q: Photosynthesis contributes to plant growth by 1951 05b5cc601e4d2b4197774b471
5b5cc601e4d2b4197774b471- 1taking in carbon dioxide and making carbohydrates (sugars)true
- 2converting sugar to oxygen and waterfalse
- 3taking in oxygen and making woodfalse
- 4synthesizing carbon dioxide and making cellulosefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "taking in carbon dioxide and making carbohydrates (sugars)"
Explanation :
Answer: A) taking in carbon dioxide and making carbohydrates (sugars) Explanation: Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that can later be released to fuel the organisms activities.
Q: What organelle carries out photosynthesis? 1266 05b5cc607e4d2b4197774b53f
5b5cc607e4d2b4197774b53f- 1Chloroplaststrue
- 2Ribosomesfalse
- 3Chromosomesfalse
- 4All of the abovefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Chloroplasts"
Explanation :
Answer: A) Chloroplasts Explanation: Chloroplasts contains chlorophyll, the green substance in plants that allows them to create food from carbon dioxide and water called as photosynthesis.
Q: Photosynthesis generally takes place in which parts of the plant? 1345 05c497b5485451c5d3308c06d
5c497b5485451c5d3308c06d- 1Leaf and other chloroplast bearing partstrue
- 2stem and leaffalse
- 3Roots and chloroplast bearing partsfalse
- 4Bark and leaffalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Leaf and other chloroplast bearing parts"
Q: What plant breeders should they do to produce an immunogenic species?
937 05ee8386c109b5d6e015dc23b
5ee8386c109b5d6e015dc23b- 1Selectiontrue
- 2Mutationfalse
- 3Crop productionfalse
- 4Hybridizationfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice