-
- endoplasmic reticulum
- mitochondria
- golgi complex
- lysosomes
Sciences MCQs
Reflex actions below the neck are under control of _____.
-
- Brain
- Hypothalamus
- Spinal cord
- All of these
Which one of the following is not the characteristic of the plants included in psilopsida?
-
- Aerial branches have veinless outgrowths
- Gametophyte is colourless
- Rhizoids bear Rhizome
- They have mycorrhizal association
Villi and microvilli increase _____.
-
- digestion
- absorption
- assimilation
- blood pressure
The process in which a sperm joins with an egg is _____.
-
- Pollination
- Asexual reproduction
- Fertilization
- Respiration
Which of the following combination is an example of self replicating organelles?
-
- Mitochondria Chloroplast
- Mitochondria Nucleus
- Mitochondria Vacuole
- Mitochondria Ribosomes
Protein coasts of viruses are synthesized in _____.
-
- Lytic cycle
- Lysogenic cycle
- Both a & b
- All of these
Detachment of myosin head and actin in rigor mortis occurs due to _____.
-
- autolysis in body
- hypercalcemia
- stored ATP in body
- hyperactivity of mitochondria
Which of the following chemical component has the greatest contribution in the total mammalian cell weight?
-
- Water
- Proteins
- Lipids
- Carbohydrate
The second largest phylum of invertebrates is _____.
-
- Mollusca
- Porifera
- Chordata
- Arthropoda