MCQs

Q81: Freezing point of water is ______? 0°C, 32°F, 273K, All of these

• A) 0°C
• B) 273K
• C) All of these

Q82: Rough endoplasmic reticulum synthesizes proteins due to presence of ______?

• A) Lysosomes
• B) Ribosomes
• C) Peroxisomes

Q83: Which one is a start codon? AUG, UAA, UAU, UUC

• A) AUG
• B) UAA
• C) UAU

Q84: Botanical name for potato is?

• A) Solanum melongena
• B) Cassia fistula
• C) Solanum tubersum

Q85: The organisms which prepare their own food material from simple substances are called _____?

• A) Autotrophic
• B) Heterotrophic
• C) Monotrophic

Q86: Which of the following phyla of animals is/are exclusively marine?

• A) Echinodermata
• B) Porifera
• C) Mollusca

Q87: In plants, the exchange of gases occurs through ______?

• A) Chlorophyll
• B) Stomata
• C) Flowers

Q88: Where does cellular respiration take place?

• A) Golgi bodies
• B) Cytoplasm
• C) Mitochondria

Q89: What does Mycology study?

• A) Insects
• B) Fungus (Fungi)
• C) Sound

Q90: A kilowatt hour is a unit of _____?

• A) Power
• B) Energy
• C) Energy/time