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slava [35]
3 years ago
11

A reaction produces a gas, which is collected in a glass cylinder. when a glowing splint is placed inside the container, it burn

s brightly, as shown. which gas was produced in the reaction?
Biology
1 answer:
defon3 years ago
5 0

If a burning splint is placed in a container and burns more brightly in the presence of some gas already in the cylinder, that gas would probably be Oxygen.  

Oxygen is the main component of air that we need to breathe. It is the most commonly available oxidizer. Besides combustion, it plays many roles in our life such as; the food we eat requires oxygen which helps in digestion and absorption of nutrients by the cells.  


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(Drag each tile to the correct location.)
Greeley [361]

Explanation:

  • A tentative statement used to guide scientific investigations – scientific hypothesis

  • Makes predictions about future events – Scientific hypothesis

  • Can be tested by many independent researchers – Scientific hypothesis

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  • A well-established, highly reliable explanation – scientific theory
3 0
3 years ago
in which mode of reproduction do embryos develop inside the mother’s body using an egg yolk for nourishment ?
nataly862011 [7]

Answer:

Ovoviviparous

Explanation:

Embryos develop inside the mother's body using an egg yolk for nourishment is a mode of reproduction called ovoviviparity.

If this helped you, Brainliest is appreciated.

7 0
3 years ago
A moss-covered log is overturned by a hungry bear looking for insects to eat. The bear disturbs an ant colony, and some chipmunk
ValentinkaMS [17]

Answer:

C) They are part of a community

Explanation:

A community represents the sum total of populations of different species present together in an area or ecosystem. In a community, the organisms of these different species may benefit or harm each other and exhibit little or more interdependence. In the given example, beer, insects, ants, chipmunks represent the organisms of different species that are present together in a habitat. They interact with each other in various ways. For instance, the bear is a predator of insects.

5 0
3 years ago
Between two organisms in
Ainat [17]

Answer:

This question is not well placed. It should be " a relationship between two organisms in which both benefit is called".

The answer is SYMBIOSIS

Explanation:

Living organisms tend to interact with one another in their natural environment. This interaction are of different types depending on the effect on the involved organisms. One of those interactions is SYMBIOSIS. Symbiosis is a relationship between two organisms in which both of the organisms benefit from one another.

An example is the relationship between the "CATTLE AND EGRET". The cattle provides food for the egret when they feed on the insect parasites on their body while the egret helps the cow get rid of detrimental parasites.

7 0
3 years ago
Where does blood go after it leaves the right ventricle.
Aleonysh [2.5K]

Answer:

<em>In the lungs, the blood receives oxygen then leaves through the pulmonary veins. It returns to the heart and enters the left </em><em>atrium</em><em>.</em>

6 0
2 years ago
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