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Q:

The essential organs in a flower for reproduction are

A) the stamen and pistil B) the sepal and stamen
C) the sepal and petal D) the petal and pistil
 
Answer & Explanation Answer: A) the stamen and pistil

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Q:

RBCs are formed in the ____________ in the adults.

A) blue bone marrow B) red bone marrow
C) white bone marrow D) black bone marrow
 
Answer & Explanation Answer: B) red bone marrow

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Q:

The most active phagocytic cells among the leukocytes are

A) neutrophils and monocytes B) monocytes and lymphocytes
C) basophils and eosinophils D) lymphocytes and neutrophils
 
Answer & Explanation Answer: A) neutrophils and monocytes

Explanation:

The most active phagocytic cells among the leukocytes (White Blood Cells) are neutrophils and monocytes.

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Q:

In which of the following plants are buds produced in the notches along the leaf margin?

A) Bryophyta B) Banana
C) Rose D) Bryophyllum
 
Answer & Explanation Answer: D) Bryophyllum

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Q:

______ is a strong drug that doctors give to people to make them calm or help them sleep.

A) Barbiturate B) Antidepressant
C) Antihistamine D) Beta-Blocker
 
Answer & Explanation Answer: A) Barbiturate

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Q:

What are the organs similar in basic structure/shape, modified to perform different functions called?

A) Analogous organs B) Homologous organs
C) Heterogeneous organs D) Homogenous organs
 
Answer & Explanation Answer: B) Homologous organs

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Q:

During the day which process is the major driving force in the movement of water in the xylem?

A) Transpiration pull B) Evaporation
C) Suction D) Translocation
 
Answer & Explanation Answer: A) Transpiration pull

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Q:

Lungs are the primary organs of _________.

A) Digestion B) Constipation
C) Perspiration D) Respiration
 
Answer & Explanation Answer: D) Respiration

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