Download Bio objective 1st year first 5 chap

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Biology 1st year
1st
5 chapters
1.FILL IN THE BLANKS
1. Animal fats are ..........at room temperature.
2. Animal starch is also known as ............
3. Various parts of cell are separated by ...........
4. Mitochomdrial unfolds are called........
5. The eukariyotic multicellular autotrophs are.........
6. The virus that can pass through porcelain filters is called ................virus.
7. Radio therapy and .............. are used to control cancer.
8. The manipulation if desired genes in plants and animals is termed as .............
9. Enzymes require ..........medium for their vigorous activity.
10. An enzyme with uts co enzyme of prosthetic group removed is called ............
2.TRUE FALSE
1. The enzymes are never sensitive to minor change in pH.
2. Dome enzymes have a non-protein part called co-factor.
3. The mRNA is synthesized and stored in a nucleolus.
4. Vacoules store surplus food.
5. Poliovirus is spherical , but TMV is rod shaped.
6. Lynn margulis and karlene schwartz (1988) proposed the
five kingdom classification.
7. The indicative reasoning always moves from general to the specific.
8. Bacteria are never used as bio-pesticides.
9. Due to polarity of water, it is an excellent solvent for polar substances.
10. Enzymes are complex proteins that function as organic catalysts
Choose the correct answer
1. An activated enzyme of polypeptide chain and a co-factor is:
(a) substrate (b) co-enzyme (c) apoenzyme (d) holoenzyme
2. Ribosomes are chemically composed of (a) only protein (b) only DNA (c) only RNA
(d) both a and c.
3.Which part of animal virus is not produced in multiple copies.
(a) protein (b) capsid (c) Envelop (d) DNA
4.The integrated disease management involves:
(a) loss of microbe (b) combating of disease (c) extinction of species (d) division of
zygote
5. Peptide bonds are found in :
(a) proteins (b) lipid (c) carbohydrate (d) in organic compounds
Column
A
1. Amino acid
2.Biome
B
large biographical unit of life on earth
Nucleocapsid
3.Hydroponic culture
Mysterious brain infection in man
4.COOH
Drosphila melanogaster
5.Fibrous protein.
6.Fruit fly
7.Streaming movement
8.Lorenz oken
1805
Carboxyl Group
DNA incorporated into host chromosome
it involves the test to verify the significance of
nutrients essential for the plants
9. Prion
10. Virion
Fibrin
cytoplasam