Discussion
Home ‣ General Knowledge ‣ Biology Comments
- Question
Dicotyledonous weeds are destroyed by a chemical called
Options- A. Indole - acetic acid
- B. 2- 4 dichlorophenoxy acetic acid
- C. Abscisic acid
- D. Naphthalene acetic acid
- Correct Answer
- 2- 4 dichlorophenoxy acetic acid
- 1. The gland that is present close to Trachea
Options- A. Pancreas
- B. Liver
- C. Adrrenal
- D. Thyroid Discuss
- 2. Total salt content in blood is about
Options- A. 1.85 to 1.9%
- B. 11.85 to 11.9%
- C. 2.85 to 2.9%
- D. 0.85 to 0.9% Discuss
- 3. During rainy season wooden doors are difficult to open or closure because of ?
Options- A. Imbibition
- B. Plasmolysis
- C. Diffusion
- D. Osmosis Discuss
- 4. Agrostology is the study of
Options- A. Seed of oil
- B. Crop
- C. Grass
- D. Fruits Discuss
- 5. The total number of pairs of Peripheral nerves in man are
Options- A. 41
- B. 42
- C. 43
- D. 44 Discuss
- 6. Vivipary is defined as germination
Options- A. during storage
- B. within the fruit
- C. with cotyledons coming out of soil
- D. with cotyledons remaining inside the soil Discuss
- 7. The rate of heartbeat is accelerated by the hormone
Options- A. adrenaline
- B. acetylcholine
- C. thyroxine
- D. pituitrin Discuss
- 8. The sex of a newborn baby is determined by the chromosome inherited from
Options- A. The Father
- B. The Mother
- C. The Father's Father
- D. Both A & B Discuss
- 9. Which one of the following vitamins is known as the anti sterile factor ?
Options- A. Ascorbic acid
- B. Riboflavin
- C. Niacin
- D. Retinol Discuss
- 10. Silviculture is the branch of botany in which we study about
Options- A. Culture of algae
- B. Development of forest
- C. Culture of fungi
- D. Silciphida plant Discuss
Biology problems
Search Results
Correct Answer: Thyroid
Correct Answer: 0.85 to 0.9%
Correct Answer: Imbibition
Correct Answer: Grass
Correct Answer: 43
Correct Answer: within the fruit
Explanation:
Vivipary means germination even when attached to the mother plant. Usually the saline marsh plants (Halophytes) have their seeds growing even when they are inside the fruits attached to the tree.
Correct Answer: adrenaline
Explanation:
The hormone adrenaline also called epinephrine is known as a stress hormone. In emotional upsets( like fear, anger etc.) this hormone is poured into the blood and it accelerates heart beat. The hormone acetylcholine decelerates heartbeat rate.
Correct Answer: The Father
Correct Answer: Riboflavin
Correct Answer: Development of forest
Comments
There are no comments.More in General Knowledge:
Programming
Copyright ©CuriousTab. All rights reserved.