-
- Antheridia
- water
- Ovule
- Archegonia
Sciences MCQs
Enzymes_____the activation energy of a chemical reaction.
-
- Increases
- Decreases
- Increases or decreases depending upon individual enzyme
- Does not effect
Protein factory is_____.
-
- nucleus
- ribosome
- centriole
- golgi complex
Vascular Cambium initially appears as actively dividing cells between _____.
-
- Primary xylem and primary phloem
- Primary Xylem and secondary xylem
- Secondary xylem and secondary phloem
- Primary xylem and secondary phloem
A Vegetable containing sulphur is_____.
-
- Brinjal
- Pumpkin
- Cabbage
- Potato
Under unfavourable conditions, the Amoeba reproduces by _____.
-
- Encystment
- Binary fission
- Endomixis
- Conjugation
In HomoSapiens (Human) the fertilization occurs in the_____.
-
- Oviduct
- Ovaries
- Uterus
- Cervix
The membrane covering the lungs is a_____.
-
- Peritoneum
- Pleura
- Mesothelium
- Pericardium
The survival of an animal depends upon its ability to take some _____ from its environment.
-
- Chemicals
- Organic molecules
- Inorganic molecules
- Hydrocarbons
In animals meiosis produces_____.
-
- gametes
- spores
- both a & b
- None of the above