Chapter 1 Testing
1 and ATP can be converted into ADP in time, which effectively ensures the supply of intracellular energy.
Correct answer:?
2. Microorganisms can't survive, which is very harmful to people.
Correct answer: X.
3. Meow syndrome is a genetic disease.
Correct answer: X.
4、? As you sow, so you reap? What is said is ().
First, heredity
B. Change
C, reproduction
evolve
Correct answer: a
5, the general process of life science research is ().
A, find and ask questions? Establish a hypothesis? Design an experimental scheme? Conduct experiments and record experimental phenomena and results? Check the hypothesis and draw a conclusion? Communication and application
B, find and ask questions? Design an experimental scheme? Establish a hypothesis? Conduct experiments and record experimental phenomena and results? Check the hypothesis and draw a conclusion? Communication and application
C, find and ask questions? Establish a hypothesis? Design an experimental scheme? Conduct experiments and record experimental phenomena and results? Communication and application? Check the hypothesis and draw a conclusion
D, find and ask questions? Design an experimental scheme? Establish a hypothesis? Conduct experiments and record experimental phenomena and results? Communication and application? Check the hypothesis and draw a conclusion
Correct answer: a
6, the following belongs to polygenic genetic disease is ().
First, sickle cell anemia
B, color blindness
C, anti-vitamin D rickets
D, cleft lip
Correct answer: D.
7. Organisms can accept external stimuli, perceive internal stimuli and respond accordingly, which is stress. The following can cause biological stress response is ().
A, the temperature drops sharply or rises.
B, strong light irradiation
C, noise
D, pathogenic microorganism infection
Correct answer: ABCD
8, the structure of life is closely related to its living environment, reflected in ().
First, the wings of birds adapt to Yu Feixiang.
B, human eyeball structure is suitable for feeling objects.
C, the shape of fish and breathing with gills are suitable for living in water.
D Camel's unique hump and belly structure is suitable for long-distance walking in the desert.
Correct answer: CD
9, the factors affecting health are ().
I. Parents' Legacy
B, environmental factors
C, medical conditions
D, personal lifestyle
Correct answer: ABCD
10, the basis of life is ().
First, metabolism
B, material exchange
C, energy conversion
D, breathing
Correct answer: ABCD
Chapter II Testing
1, the nutrients needed by human body are divided into macro nutrients and micro nutrients.
Correct answer:?
2. protein is composed of amino acids, and the nutrition of protein is actually the nutrition of amino acids.
Correct answer:?
3. Sugar is composed of hydrocarbon and oxygen, and the nutrition of sugar is actually the nutrition of hydrocarbon and oxygen.
Correct answer: X.
4. The dietary guidelines for China residents suggest that the appropriate intake of salt is () grams.
a、 10
b、6
c、 12
d、4
Correct answer: b
5. Among cereal ingredients, the restrictive amino acid of wheat and corn is generally ().
I. Lysine
methionine