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kakasveta [241]
3 years ago
8

Match the activities to the respective category.

Biology
1 answer:
timofeeve [1]3 years ago
7 0

Answer:

Carbon and its compounds:

- ethane

-carbohydrates

-diamond

Oxygen and its compounds:

- ozone

-water

-carbohydrates could also go in this category

Explanation:

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Match the bacterial shape with its description
slega [8]

Answer:(A) a cylindrical shaped bacteria exhibiting a variety of rod shapes.- pleomorphic.

B) A bend, or 'coma shapped' rod - Vibrio.  

C) Long, curved, flexible rod - spirochete.

D) Long, curved rod - Spirillum.

E) A small, cylindrical shaped bacteria with a cocci appearance - coccobacillus.

F) Cylindrical shape - Rods.

G) Round shape - Coccus.

Explanation:

A). A pleomorphic bacteria is the one which is capable of changing it's shape, mode of nutrition and reproduction.

B). Vibrio is the genus of gram-negative bacteria. It posses a curved comma shape. This is responsible for foodborne infections.

C). Spirochete is a helical, rod shaped bacteria. It posses flexible cell wall and a mechanism that helps in motility.

D). Sprillium is a gram-negative bacteria. It has a rigid spiral structure. It has a long curved rod. It is found in the stagnant water and can also be responsible for causing water borne diseases.

E). Coccobacillus is a bacteria which has shape which is in between cocci and rod. These are very short rods which are mistakenly consider as cocci.

F). A bacillus or bacilliform bacteria is a rod shaped bacteria which can be found in different taxonomic groups of bacteria. These have cylindrical shape.

G) A coccus is the shape of the bacteria which can be consider as either spherical, ovoid or round in shape.

6 0
3 years ago
What problem is faced by organisms that live in fresh water?
g100num [7]
Fresh water is any body of water with a low salt concentration. Organisms in fresh water various challenges which includes; Osmotic concentration such that fresh water is permanently dilute and most cells cannot function at this concentration of ions. Varying temperatures, variation in oxygen levels and reproduction and life cycle due to permanence of habitat and physiological difficulty of regulating osmotic concentration in larvae and juveniles.
6 0
3 years ago
Asthma narrows airways to the lungs and in the lungs by contraction of muscles around the air passages, swelling of the airway l
Nikitich [7]

Answer:

C) respiratory: Circulatory

Explanation:

Oxygen travels through the blood stream to muscles, and cells

4 0
3 years ago
n this desert food web, what would be the effect of increasing the biodiversity of the plant and animal life? A) It would help t
Stels [109]

Answer:

A. It would help the ecosystem become more stable.

Explanation:

With greater biodiversity, the ability of the ecosystem to recover after any catastrophic event becomes greater, which makes the overall health of the ecosystem better.

5 0
3 years ago
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If a researcher electrically stimulates the _____ in an animal, the animal will immediately wake up and be alert.
jeka94
If a researcher electrically stimulates the reticular formation in an animal, the animal will immediately wake up and be alert. Its purpose is to have some control of sensory signals and thus has the ability to alert the body when it is tired or needs to be awake.
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